There have been several cases where holes have been blown in the csst tubing by lightning. Several states have changed their codes as to the proper installation of this product, including requiring ground wires.
Originally Posted by Wild
My own take on the matter is that unless there is no way around it, I will not use csst. When the time comes that I have to use it again, I'm going to check out some of the new types that have a grounded coating covering their full length.
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